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#include #include #include void* memorycopy (void *des, const void *src, size_t count){ size_t n = (count + 7) / 8; char* destination = (char *) des; char* source = (char *) src; switch (count % 8) { case 0: do{ *destination++ = *source++; case 7: *destination++ = *source++; case 6: *destination++ = *source++; case 5: *destination++ = *source++; case 4: *destination++ = *source++; case 3: *destination++ = *source++; case 2: *destination++ = *source++; case 1: *destination++ = *source++; } while (--n > 0); } return des;}void tworegistervarswap (int *x, int *y){ if (x != y) { *x = *x ^ *y; *y = *x ^ *y; *x = *x ^ *y; }}int bigintegeraverage (int x, int y){ return (x & y) + ((x ^ y) >> 1);}int main (void) { char *testArray = "This is a test."; char buffer[50]; int x = 10; int y = 20; int m = 2000000000; int n = 1000000000; printf ("\nmemorycopy test before: %s", testArray); memorycopy (buffer, testArray, strlen(testArray) + 1); printf ("\nmemorycopy test after: %s", buffer); printf ("\n"); printf ("\ntworegistervarswap test before: %d %d", x, y); tworegistervarswap (&x, &y); printf ("\ntworegistervarswap test after: %d %d", x, y); printf ("\n"); printf ("\nbigintegeraverage regular code test: %d ", (m + n) / 2); printf ("\nbigintegeraverage function test: %d", bigintegeraverage (m, n) ); printf ("\n"); return 0;}
submitting solutions in C language should not use functions from / as these files do not exist in gcc
Virtual Functions The keyword virtual was previously used to resolve ambiguity for a class derived from two classes, both having a common ancestor. These classes are known as v
A: No. While realloc() need to copy the allocation, this uses a bitwise copy operation, that will tear several C++ objects to shreds. C++ objects must be allowed to copy t
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Differentiate between the expression "++a" and "a++"? - With ++a, increment happens first on variable a, and resulting value is used. This is known as prefix increment. - Wi
Relationship between an Array and Pointers. Consider the following. int arr[] = {0,1,2,3,4,5,6,7,8,9}; If we write arr , it is considered as the address of the first elem
C Program for FUNCTION OF COPY ONE STRING IN OTHER STRING #include stdio.h> #include conio.h> int copy(char a[],char b[]); void main() { char a[100],b[
Create a pseudocode in getting Calendar Quarter. The program should identify which quarter falls the given date. Note: Consider the date format DDMMYYYY.
hi i want wite a C++ program that get one logical phrase (included {x,y,z,w,1,0}) and simplify it! but i ''m confused! thanxs for anubody help me...
The code contains two built-in pitfalls. First one, if it executes in a member function for an static, extern or automatic object, the program will possibly crash as soon as the de
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